Mocha before() & beforeEach() execution order with nested describe()

before.js

'use strict';

describe('mocha before hooks', function () {
	before(() => console.log('*** top-level before()'));
	beforeEach(() => console.log('*** top-level beforeEach()'));
	describe('nesting', function () {
		before(() => console.log('*** nested before()'));
		beforeEach(() => console.log('*** nested beforeEach()'));
		it('is a nested spec', () => true);
	});
});

//   mocha before hooks
// *** top-level before()
//     nesting
// *** nested before()
// *** top-level beforeEach()
// *** nested beforeEach()
//       ✓ is a nested spec
//
//
//   1 passing (8ms)